ZUNMOS 10 Inch Full Mattress and Spring Hybrid Foam for Pressure Relief, CertiPUR-US Certified Mattresses with Durable Support, Mattress in a Box, Medium Firm

【BREATHABLE MATERIAL】:The topper is made of breathable soft knit fabric with moisture wicking function. Combined with the independent spring design, it allows air to flow freely between the layers, ensuring a refreshing sleeping experience. 【POCKETED SPRING DESIGN】: The ZUNMOS spring mattress support system consists of hundreds of individual stainless steel coils, each working independently to provide support for your entire body, greatly reducing noise, you don't have to worry about waking up your family every time you change your sleeping position. 【DUAL EDGE SUPPORT】: Two rows of thickened coils are used along the long side of the mattress to protect the shape of the mattress from collapsing, providing excellent edge support. No need to worry that when you sleep on the edge of the bed, the edge will start to collapse and cause you to fall. 【EASY SET UP】: Simply unpack and unfold the mattress. Please wait 48-72 hours for full expansion to eliminate any potential odors. 【SAFETY GUARANTEE】: Our ZUNMOS spring mattress is CertiPUR-US certified, we will guarantee your sleep quality and health.